OVERVIEW

Official designation: Omron CQM1-TC204 (SYSMAC CQM1 Series, Temperature Control Module)

Role/Application: Provides two-loop advanced PID or ON/OFF temperature control using thermocouple inputs (B, J, K, L, R, S, T) and two PNP transistor control outputs.

KEY SPECS SUMMARY

Control Loops: Two loops

Input Type: Thermocouple (B, J, K, L, R, S, T)

Output Type: Transistor (PNP)

Control Method: ON/OFF or Advanced PID

Heater Alarm: Heater burnout detection function

Power Consumption: Refer to the latest manufacturer manual.

Operating Temp: 0 to 55 degrees C (CPU/System)

Compatibility: Omron CQM1 PLC system

Lifecycle: Obsolete or discontinued

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: How many independent control loops and thermocouple inputs does the CQM1-TC204 support?

A: The module is configured for two independent control loops with two corresponding thermocouple inputs.

Wiring & Installation:

Q: What type of output signal is used on the CQM1-TC204 for external control devices?

A: The module uses a PNP (Positive-Negative-Positive) transistor output for control.

Troubleshooting & Compatibility:

Q: Does the CQM1-TC204 feature any built-in diagnostics for the heating element?

A: Yes, it includes a heater burnout alarm function for detecting heating element failures.

Replacement & Upgrades:

Q: Since the CQM1-TC204 is obsolete, what is the recommended current model series for replacement?

A: The Omron CJ1 or CJ2 series modules are typically recommended as modern replacements for CQM1 I/O.